/* =========================================================================
   Shiv Shakti — product detail page
   Temple-frame gallery, sticky buy column, ritual + review sections.

   Builds on the tokens in css/common.css and the shared vocabulary in
   assets/pages.css (.pg-sec, .section-head, .rule-gold, .info-card, .steps).
   Scoped to <body class="product-page"> so no other page is affected.
   Pair with:  <link rel="stylesheet" href="assets/product.css">   (last)
   ========================================================================= */

/* ===================== Shell ===================== */
.product-page .container{
  max-width:1400px;
  padding:0 clamp(16px,3.2vw,48px);
}

/* ===================== Detail layout ===================== */
.product-page .pd-wrap{
  grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);
  gap:clamp(30px,3.6vw,64px);
  padding:clamp(28px,3.6vw,52px) 0 clamp(40px,5vw,72px);
  align-items:start;
}
.product-page .pd-gallery{position:sticky; top:104px;}

/* ---------- gallery: thumb rail + stage ---------- */
.pd-gallery-in{display:grid; grid-template-columns:86px minmax(0,1fr); gap:16px; align-items:start;}

.gallery-thumbs{
  display:flex; flex-direction:column; gap:12px; margin-top:0;
}
.gallery-thumbs button{
  width:86px; height:86px; border-radius:14px; border:1.5px solid var(--line);
  background:var(--paper); padding:5px; position:relative; overflow:visible;
  transition:border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.gallery-thumbs img{border-radius:9px;}
.gallery-thumbs button:hover{transform:translateY(-2px); border-color:var(--gold-500);}
.gallery-thumbs button.active{
  border-color:var(--maroon-700);
  box-shadow:0 0 0 3px rgba(217,176,74,.35), 0 10px 20px -12px rgba(58,10,17,.6);
}
/* little size tag under the active thumb */
.gallery-thumbs button::after{
  content:attr(data-size); position:absolute; left:50%; bottom:-9px; transform:translateX(-50%);
  font-size:.58rem; letter-spacing:.06em; font-weight:700; padding:2px 7px; border-radius:999px;
  background:var(--maroon-700); color:var(--gold-200,#f3e2b4); opacity:0; transition:opacity .2s ease;
}
.gallery-thumbs button.active::after{opacity:1;}

/* the stage: a cream "temple frame" holding the pack shot */
.gallery-main{
  aspect-ratio:1/1; border-radius:26px; padding:14px;
  background:
    radial-gradient(ellipse at 50% 18%, rgba(255,255,255,.9), transparent 60%),
    linear-gradient(165deg, var(--cream-050), var(--paper));
  border:1px solid var(--line);
  box-shadow:0 30px 60px -38px rgba(58,10,17,.55);
  position:relative; overflow:hidden; isolation:isolate;
}
/* aarti glow rising from the base of the pack */
.gallery-main::before{
  content:""; position:absolute; z-index:0; left:12%; right:12%; bottom:-14%; height:62%;
  background:radial-gradient(ellipse at 50% 100%, rgba(217,176,74,.42), rgba(217,176,74,.12) 45%, transparent 70%);
  animation:pd-aarti 6s ease-in-out infinite;
}
@keyframes pd-aarti{
  0%,100%{opacity:.75; transform:scaleY(1);}
  50%    {opacity:1;   transform:scaleY(1.07);}
}
.gallery-main img{
  position:relative; z-index:1; border-radius:16px;
  transition:transform .6s cubic-bezier(.22,1,.36,1);
}
.gallery-main:hover img{transform:scale(1.06);}
/* gold hairline inset + corner ticks */
.gallery-main .frame{
  position:absolute; inset:14px; z-index:2; pointer-events:none; border-radius:16px;
  box-shadow:inset 0 0 0 1px rgba(217,176,74,.45);
}
.gallery-main .frame::before,
.gallery-main .frame::after{
  content:""; position:absolute; width:26px; height:26px; border:2px solid var(--gold-500); border-radius:3px;
}
.gallery-main .frame::before{top:9px; left:9px; border-right:0; border-bottom:0;}
.gallery-main .frame::after{bottom:9px; right:9px; border-left:0; border-top:0;}

/* purity seal */
.pd-seal{
  position:absolute; z-index:3; right:30px; bottom:30px; width:84px; height:84px; border-radius:50%;
  display:grid; place-content:center; text-align:center; line-height:1.15; transform:rotate(-8deg);
  background:radial-gradient(circle at 34% 28%, var(--gold-300), var(--gold-600));
  color:var(--maroon-950); box-shadow:0 12px 24px -12px rgba(58,10,17,.75);
  border:2px solid rgba(255,255,255,.55);
}
.pd-seal b{display:block; font-family:var(--display); font-size:1.05rem; letter-spacing:.02em;}
.pd-seal span{display:block; font-size:.54rem; letter-spacing:.14em; font-weight:700;}
.pd-seal i{display:block; font-size:.72rem; margin-bottom:2px;}

.pd-stage-badge{
  position:absolute; z-index:3; top:24px; left:24px;
  background:var(--maroon-700); color:var(--gold-200,#f4e3b6);
  font-size:.68rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  padding:7px 14px; border-radius:999px; border:1px solid var(--gold-500);
}
.pd-stage-tools{position:absolute; z-index:3; top:22px; right:22px; display:flex; flex-direction:column; gap:9px;}
.pd-stage-tools button{
  width:38px; height:38px; border-radius:50%; border:1px solid var(--line); background:rgba(253,250,243,.92);
  color:var(--maroon-700); display:grid; place-content:center; font-size:.9rem;
  transition:transform .2s ease, background .2s ease, color .2s ease;
}
.pd-stage-tools button:hover{transform:translateY(-2px); background:var(--maroon-700); color:var(--gold-300);}
.pd-stage-tools button.active{background:var(--maroon-700); color:var(--gold-300);}

.pd-gallery-note{
  margin:14px 0 0; font-size:.78rem; color:var(--ink-soft); display:flex; align-items:center; gap:8px;
}
.pd-gallery-note i{color:var(--gold-600);}

/* ===================== Buy column ===================== */
.product-page .pd-info{min-width:0;}
.pd-brandrow{display:flex; align-items:center; gap:12px; flex-wrap:wrap; margin-bottom:10px;}
.product-page .pd-info .brandline{display:inline-flex; align-items:center; gap:8px;}
.product-page .pd-info .brandline i{color:var(--gold-500);}
.pd-chip{
  font-size:.7rem; letter-spacing:.04em; font-weight:600; padding:4px 11px; border-radius:999px;
  border:1px solid var(--line); background:var(--paper); color:var(--ink-soft);
}
.pd-chip.stock{background:#e7f4ec; border-color:#bfe0cc; color:#246b43;}
.pd-chip.stock i{font-size:.6rem; margin-right:4px;}

.product-page .pd-info h1{font-size:clamp(1.6rem,2.6vw,2.25rem); margin:0 0 12px;}
.product-page .pd-meta{gap:14px; margin-bottom:16px;}
.pd-rating-link{color:var(--maroon-700); text-decoration:underline; text-underline-offset:3px; font-size:.82rem;}
.pd-rating-link:hover{color:var(--maroon-500);}

/* price panel */
.product-page .pd-price{
  border:1px solid var(--line); border-left:3px solid var(--gold-500); border-radius:14px;
  background:linear-gradient(120deg,var(--cream-050),var(--paper));
  padding:16px 20px; margin-bottom:12px; flex-wrap:wrap; gap:12px;
}
.product-page .pd-price .sp{font-size:clamp(1.7rem,2.4vw,2.1rem);}
.pd-price .unit{
  margin-left:auto; font-size:.74rem; color:var(--ink-soft); text-align:right; line-height:1.4; align-self:center;
}
.pd-price .unit b{display:block; font-family:var(--display); color:var(--maroon-700); font-size:.95rem;}
.product-page .pd-tax{margin:0 0 20px; display:flex; align-items:center; gap:8px;}
.product-page .pd-tax i{color:var(--gold-600);}
.product-page .pd-desc{margin-bottom:24px;}

/* size chips */
.product-page .opt-block .lbl{align-items:baseline;}
.product-page .size-chip{border-radius:14px; position:relative; overflow:hidden;}
.product-page .size-chip:hover:not(.active){border-color:var(--gold-500); transform:translateY(-2px);}
.product-page .size-chip.active{box-shadow:0 0 0 3px rgba(217,176,74,.35), 0 10px 22px -12px rgba(110,22,34,.7);}
.product-page .size-chip.active::after{
  content:"\f00c"; font-family:"Font Awesome 6 Free"; font-weight:900; font-size:.55rem;
  position:absolute; top:5px; right:6px; color:var(--gold-300);
}
.size-hint{font-size:.76rem; color:var(--ink-soft); margin:10px 0 0;}
.size-hint b{color:var(--maroon-700);}

/* quantity + actions */
.product-page .qty-row{gap:14px; flex-wrap:wrap;}
.product-page .qty-box{border-radius:14px;}
.qty-note{font-size:.78rem; color:var(--ink-soft);}
.qty-note b{color:var(--ink);}

.product-page .pd-actions{margin:26px 0 20px;}
.product-page .pd-actions .btn{border-radius:14px; font-weight:700;}
/* gold sheen sweep on the primary action */
.product-page .pd-actions .btn-gold{position:relative; overflow:hidden;}
.product-page .pd-actions .btn-gold::after{
  content:""; position:absolute; top:0; bottom:0; left:-60%; width:45%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-18deg); transition:left .6s ease;
}
.product-page .pd-actions .btn-gold:hover::after{left:120%;}

/* delivery strip */
.pd-deliver{
  display:grid; gap:10px; padding:16px 18px; margin-bottom:22px;
  border:1px dashed var(--line); border-radius:14px; background:var(--cream-050);
}
.pd-deliver div{display:flex; align-items:flex-start; gap:11px; font-size:.84rem; color:var(--ink-soft); line-height:1.5;}
.pd-deliver i{color:var(--maroon-700); width:18px; text-align:center; flex:none; margin-top:.2em;}
.pd-deliver b{color:var(--ink);}

/* trust tiles */
.product-page .pd-trust{gap:10px; margin-bottom:28px;}
.product-page .pd-trust .t{
  padding:15px 8px; transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.product-page .pd-trust .t:hover{
  transform:translateY(-3px); border-color:var(--gold-500);
  box-shadow:0 16px 28px -22px rgba(58,10,17,.6);
}
.product-page .pd-trust .t i{
  display:block; font-size:1.05rem; color:var(--maroon-700); margin-bottom:7px;
}

/* accordion */
.product-page .accordion .a-item{border-top-color:var(--line);}
.product-page .accordion summary{padding:17px 4px; transition:color .2s ease;}
.product-page .accordion summary:hover{color:var(--maroon-700);}
.product-page .accordion summary::after{
  content:"\f067"; font-family:"Font Awesome 6 Free"; font-weight:900; font-size:.72rem;
  color:var(--gold-600); transition:transform .25s ease;
}
.product-page .accordion details[open] summary::after{content:"\f068"; transform:none;}
.product-page .accordion details[open] summary{color:var(--maroon-700);}
.product-page .accordion .a-body{padding-left:14px; border-left:2px solid var(--gold-400); margin:0 0 18px 4px;}
.product-page .spec-table td:first-child{width:46%;}

/* ===================== Section bands ===================== */
.pd-band{
  background:linear-gradient(150deg,var(--maroon-950) 0%,var(--maroon-800) 55%,var(--maroon-900) 100%);
  color:var(--cream-100); position:relative; overflow:hidden; isolation:isolate;
  padding:clamp(48px,6vw,78px) 0;
}
.pd-band::before{
  content:""; position:absolute; inset:0; z-index:-1; pointer-events:none; opacity:.14;
  background-image:radial-gradient(circle,rgba(245,230,189,.9) 1.4px,transparent 1.5px);
  background-size:26px 26px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 82%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 82%);
}
.pd-band::after{
  content:""; position:absolute; left:0; right:0; top:0; height:2px; pointer-events:none;
  background:linear-gradient(90deg,transparent,var(--gold-500),var(--gold-300),var(--gold-500),transparent);
}
.pd-band .section-head h2{color:var(--cream-100);}
.pd-band .section-head p{color:#d9c6ad;}
.pd-band .section-head .kicker{color:var(--gold-300);}

/* ===================== Reviews ===================== */
.rv-wrap{display:grid; grid-template-columns:300px minmax(0,1fr); gap:clamp(26px,3.4vw,52px); align-items:start;}
.rv-score{
  background:var(--cream-050); border:1px solid var(--line); border-radius:var(--radius-l);
  padding:26px 24px; text-align:center; position:sticky; top:104px;
}
.rv-score .big{font-family:var(--display); font-size:3.4rem; line-height:1; color:var(--maroon-700);}
.rv-score .big span{font-size:1.1rem; color:var(--ink-soft);}
.rv-score .stars{justify-content:center; margin:10px 0 6px;}
.rv-score .of{font-size:.8rem; color:var(--ink-soft);}
.rv-bars{margin-top:20px; display:grid; gap:8px; text-align:left;}
.rv-bar{display:grid; grid-template-columns:38px minmax(0,1fr) 34px; align-items:center; gap:10px; font-size:.76rem; color:var(--ink-soft);}
.rv-bar .track{height:7px; border-radius:999px; background:var(--paper); border:1px solid var(--line); overflow:hidden;}
.rv-bar .fill{
  display:block; height:100%; border-radius:999px; width:0;
  background:linear-gradient(90deg,var(--gold-500),var(--gold-300));
  transition:width 1.1s cubic-bezier(.22,1,.36,1);
}
.rv-score .btn{margin-top:20px; width:100%;}

.rv-list{display:grid; gap:16px;}
.rv-card{
  background:var(--cream-050); border:1px solid var(--line); border-radius:var(--radius-l);
  padding:22px 24px; transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.rv-card:hover{transform:translateY(-3px); border-color:var(--gold-500); box-shadow:var(--shadow-maroon);}
.rv-head{display:flex; align-items:center; gap:13px; margin-bottom:12px; flex-wrap:wrap;}
.rv-av{
  width:42px; height:42px; border-radius:50%; flex:none; display:grid; place-content:center;
  font-family:var(--display); font-size:1rem; color:var(--maroon-950);
  background:linear-gradient(160deg,var(--gold-300),var(--gold-600));
}
.rv-who b{display:block; font-family:var(--display); font-size:.98rem; color:var(--ink);}
.rv-who span{font-size:.74rem; color:var(--ink-soft);}
.rv-verified{color:#246b43; font-size:.7rem; font-weight:600;}
.rv-card .stars{margin-left:auto;}
.rv-card p{margin:0; color:var(--ink-soft); font-size:.9rem; line-height:1.75;}
.rv-card .tagline{font-family:var(--display); color:var(--ink); font-size:1rem; margin:0 0 6px;}
.rv-foot{margin-top:14px; display:flex; gap:16px; font-size:.75rem; color:#8a7461;}
.rv-foot i{color:var(--gold-600); margin-right:5px;}

/* ===================== Related ===================== */
.product-page .related{padding-bottom:clamp(44px,5vw,72px);}
.product-page .related .prod-grid{
  grid-template-columns:repeat(auto-fill,minmax(clamp(210px,16vw,260px),1fr));
  gap:clamp(16px,1.5vw,24px);
}
.product-page .related .card h4{
  font-size:clamp(.94rem,1.02vw,1.06rem);
  display:-webkit-box; -webkit-line-clamp:2; line-clamp:2; -webkit-box-orient:vertical;
  overflow:hidden; min-height:2.6em;
}

/* ===================== Sticky buy bar (small screens) ===================== */
.pd-sticky{
  position:fixed; left:0; right:0; bottom:0; z-index:60; display:none;
  align-items:center; gap:12px; padding:10px clamp(12px,3vw,20px);
  background:rgba(40,5,9,.96); border-top:1px solid var(--gold-500);
  box-shadow:0 -12px 30px -18px rgba(0,0,0,.9);
  transform:translateY(110%); transition:transform .28s var(--pg-ease,cubic-bezier(.22,1,.36,1));
}
.pd-sticky.is-on{transform:translateY(0);}
.pd-sticky .s-thumb{width:46px; height:46px; border-radius:10px; overflow:hidden; flex:none; border:1px solid var(--gold-600);}
.pd-sticky .s-meta{min-width:0; flex:1;}
.pd-sticky .s-meta b{
  display:block; font-family:var(--display); font-size:.85rem; color:var(--cream-100);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.pd-sticky .s-meta span{font-size:.78rem; color:var(--gold-300);}
.pd-sticky .btn{flex:none; padding:12px 20px;}

/* ===================== Responsive ===================== */
@media (max-width:1080px){
  .product-page .pd-wrap{grid-template-columns:minmax(0,1fr); gap:34px;}
  .product-page .pd-gallery{position:static;}
  .pd-gallery-in{grid-template-columns:minmax(0,1fr);}
  .gallery-thumbs{flex-direction:row; flex-wrap:wrap; margin-top:20px; order:2;}
  .gallery-main{max-width:560px; margin-inline:auto;}
  .pd-gallery-note{justify-content:center;}
  .rv-wrap{grid-template-columns:minmax(0,1fr);}
  .rv-score{position:static; text-align:left;}
  .rv-score .stars{justify-content:flex-start;}
}

@media (max-width:640px){
  .product-page .pd-price{padding:14px 16px;}
  .pd-price .unit{margin-left:0; text-align:left; width:100%;}
  .product-page .pd-trust{grid-template-columns:repeat(2,minmax(0,1fr));}
  .product-page .pd-actions{flex-direction:column;}
  .gallery-thumbs button{width:66px; height:66px;}
  .pd-seal{width:68px; height:68px; right:12px; bottom:12px;}
  .pd-seal b{font-size:.82rem;}
  .pd-sticky{display:flex;}
  .rv-card{padding:18px;}
  .rv-card .stars{margin-left:0; width:100%;}
  /* keep the bar from covering the footer's last row */
  .product-page{padding-bottom:72px;}
  /* ...and the shared floating buttons from sitting under it */
  .product-page:has(.pd-sticky.is-on){--ss-dock-lift:68px;}
}

@media (prefers-reduced-motion:reduce){
  .gallery-main::before{animation:none;}
  .gallery-main:hover img{transform:none;}
  .rv-bar .fill{transition:none;}
}